diff --git a/src/librustc_driver/test.rs b/src/librustc_driver/test.rs
index d8894722519c..f66a4f8a538a 100644
--- a/src/librustc_driver/test.rs
+++ b/src/librustc_driver/test.rs
@@ -184,7 +184,7 @@ fn test_env_with_pool<F>(
 }
 
 const D1: ty::DebruijnIndex = ty::INNERMOST;
-const D2: ty::DebruijnIndex = D1.shifted_in(1);
+const D2: ty::DebruijnIndex = ty::DebruijnIndex(1);
 
 impl<'a, 'gcx, 'tcx> Env<'a, 'gcx, 'tcx> {
     pub fn tcx(&self) -> TyCtxt<'a, 'gcx, 'tcx> {